Home / 4,024.20-5,553.42-2,255.90

Finding the Fourth Proportional to 4,024.20, 5,553.42 and 2,255.90

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Solution

The fourth proportional to 4,024.20, 5,553.42 and 2,255.90 is: 3,113.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,024.20 : 5,553.42 = 2,255.90 : x
  2. Step 2: Convert to fraction form
    4,024.20/5,553.42 = 2,255.90/x
  3. Step 3: Cross multiply
    4,024.20x = 5,553.42 × 2,255.90
  4. Step 4: Simplify right side
    4,024.20x = 12,527,960.18
  5. Step 5: Solve for x
    x = 12,527,960.18/4,024.20
  6. Step 6: Final answer
    x = 3,113.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.